ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,429, issued on May 20, was assigned to LG ENERGY SOLUTION LTD. (Seoul, South Korea).
"Lithium secondary battery" was invented by Byoung Gu Lee (Daejeon, South Korea), Duk Hyun Ryu (Daejeon, South Korea), Kwan Hee Lee (Daejeon, South Korea), Myung An Lee (Daejeon, South Korea) and Sue Jin Kim (Daejeon, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A lithium secondary battery which includes an electrode assembly in which a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate are wound in one direction, a battery can in which the electrode ass...